package pack0630.org;

public enum Week {
    Monday,tuesday,Wensday,Sunday("郭靖");
    String name;
    private Week(){
        name="小龙女";
    }
    private Week(String name){
        this.name=name;
    }
    public void sing(){
        System.out.println(name+"week在唱歌");
    }
}
